Description
this metal helix lets stairwell-scale wave-propagation experiments amplify the visibility of standing waves
Beech wood test tube rack accommodates 13 tubes up to 25mm diameter in a 10
14 push buttons
Medium-size 5-inch pulley on a universal clamp accepting a variety of support surfaces
Simple Machines Simple Lever Model Subcategory_Spectroscopy this metal helix lets stairwell-scaleSeventeen and a half inch wooden simple lever apparatus with an adjustable fulcrum on an 8. 625x2. 25 inch base, supporting both qualitative and quantitative force vs distance student investigations.
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